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2.05ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG779631733

Shape and cutting style on the report: Round brilliant

Certificate IGI LG779631733

Diamond specifications and retailer prices

From $553 NZD
As of November 4, 2026
Save $4,036 NZD (88%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,590 NZD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 2.05ct lab-grown round diamond

This 2.05ct lab-grown round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG779631733 or 779631733. Listed at 14 retailers as of November 4, 2026, with prices from $553 to $4,590, a $4,036 spread on the same certified stone. Brilliant Earth lists it at $4,590. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.05
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779631733
Dimensions8.16 × 8.19 × 5.02 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.16 mm8.19 mm2.05 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779631733
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,590 NZD|Low: $553 NZD|High: $4,679 NZD|Avg: $1,795 NZD|-1.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 3$553 NZD
Retailer 12$865 NZD
Retailer 7$898 NZD
Retailer 11$898 NZD
Retailer 13$986 NZD
Retailer 14$1,053 NZD
Retailer 2$1,055 NZD
Retailer 9$1,190 NZD
Retailer 10$1,245 NZD
Retailer 6$2,179 NZD
Retailer 4$2,469 NZD
Retailer 5$2,533 NZD
Retailer 15$2,562 NZD
Retailer 8$2,707 NZD
Brilliant Earth$4,590 NZD

40 data points across 15 retailers

14 retailers$553 NZD to $4,590 NZD

A
Cheapest Retailer
-
$553 NZD
Final sale: no returns
A
Retailer 2
-
$865 NZD
View
A
Retailer 3
-
$898 NZD
View
A
Retailer 4
-
$898 NZD
View
A
Retailer 5
-
$1,053 NZD
View
A
Retailer 6
-
$1,055 NZD
View
A
Retailer 7
-
$1,190 NZD
View
A
Retailer 8
-
$1,245 NZD
View
B
Retailer 9
-
$2,179 NZD
View
B
Retailer 10
-
$2,469 NZD
View
B
Retailer 11
-
$2,533 NZD
View
B
Retailer 12
-
$2,562 NZD
View
B
Retailer 13
-
$2,707 NZD
View
Most Expensive
B
Brilliant Earth
18111141A · Nov 5
$4,590 NZD
$2,580 USD
View
13 more retailers have this diamond
Prices start from $553 NZDSave up to $4,036 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
2.05ct Round
$553 NZD